Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 10 15.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 10/20/2012   07:19:18   (  47.65, -76.97) 10/20/2012   07:18:39    (  48.03, -79.14)  166.79             39
 10/20/2012   08:57:33   (  49.92,-100.78) 10/20/2012   08:59:27    (  50.44,-103.46)  199.68            114
 10/22/2012   18:16:52   (  49.95, -80.25) 10/22/2012   18:08:32    (  50.53, -82.06)  144.18            500
 10/22/2012   19:55:45   (  49.94,-104.97) 10/22/2012   19:49:45    (  49.55,-107.00)  152.42            360
 10/22/2012   21:30:51   (  36.40,-124.99) 10/22/2012   21:27:20    (  35.94,-127.43)  225.40            211